Chinese
KL23-006-050 UV Grade Fused Silica Plano-Concave Lenses
Diameter:6.3mm; focallength:-50mm
Delivery Time : 2-3 weeks
US$42.68
In stock
SKU
KL306
Material:UV Grade Fused Silica
Design Wavelength:587.6nm; n=1.45848
Diameter Tolerance:+0.0 /-0.1mm
Center Thickness Tolerance:±0.2mm
Surace Figure:λ/4 @632.8nm
focallength Tolerance:±2%
Centering Tolerance:3 arc minutes
Surface Quality:2~3 level
Bevel:0.2mmX45°
Coatings:Please see the coating list
| Drawing |  |
|---|---|
| Diameter Dia(mm) | 6.3 |
| Effective focal length EFL(mm) | -50 |
| Back Focus length BFL(mm) | -51.371 |
| Radius R1(mm) | -22.92 |
| Center Thickness CT(mm) | 2 |
| Edge Thickness ET(mm) | 2.22 |
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